four level system 中文意思是什麼

four level system 解釋
四能級系統
  • four : n 1 四人小組；（套在車上的）四匹馬。2 四的記號；（骰子的）四點；（鐘點的）四時；四歲。3 〈pl 〉 ...
  • level : n 1 水平儀，水準儀；水準測量。2 水平線，水平面；水平狀態；平面，平地。3 水平，水準；水位；標準；...
  • system : n 1 體系，系統；分類法；組織；設備，裝置。2 方式；方法；作業方法。3 制度；主義。4 次序，規律。5 ...
  1. Four aspects are summed up : construction of new plantation production system according to the market ' s demand ; formation of industrial advantage by developing region agriculture, scale management and specialized production level ; change from the direct trade to processing trade of agricultural products ; attaching great importance to barley production, thus promoting the development of feed processing and food industrial. in the fourth chapter, the dissertation poses some necessary measures of the adjustment and escalation of hubei rural industrial structure. it mainly includes : deepening the property right system reform of rural land ; blazing new trails in the system ; reforming the rural science and technology mamgement system ; enhancing macroscopic regulation ; carrying out the cities and towns strategy ; reconstructing the structure of the agricultural development according to the comparative advantage law

    第四章，提出了湖北農村產業結構調整升級的配套措施，主要包括：深化農村土地產權制度改革，促進農業生產要素合理流動與優化配置；實行制度創新，促進農村資本市場發育，為農村產業結構調整升級提供資金保證；改革企業科技管理體制，用高新科技改造和武裝農業，為農村產業結構調整升級提供技術支撐；加強宏觀調控力度，為農村產業結構調整升級提供正確導向和有力指導；實施城鎮化戰略，促進農村產業結構整體優化；搞好農業市場定位，按比較優勢原則，重構農業發展格局。
  2. This article is composed by four parts. the foreword introduces simply the process of from establishment to development and contabescence of shanxi bank and the operating and running status. then bring forward the theme of this article that the organizational and managing system was the determinant factors of the prosperity and decline of shanxi bank and its experiences and lessons lend a helping hand to the enterprises of our time. the first part mainly tells of the organizational system and managing mode which drove the development and prosperity of shanxi bank, i t was consisted of the organizing system of the ownership departing from the power of management, and the capital frame of composing by the yin - share and manpower - share, and the human resources management system including high - level various and with elasticity distributing system and strict managing system, and the rigorous mamaging system and flexible running frame, and the enterprise culture of combining tigtly with the ru culture

    組織制度方面，主要通過對票號所有權與經營權相分離的組織制度的研究，總結其對票號發展所起到的重要作用；資本構成方面，主要對票號銀股、身股並重的資本構成，特別是票號實行的頂身股制度進行研究，總結其對員工所形成的有效激勵作用；用人體制方面，主要從激勵和約束兩個方面分別進行研究，一方面是票號分配體制的高水平、多樣化、富於彈性，對票號員工形成了有效的激勵作用，另一方面是嚴格的人員選拔、培養、任用以及監督、獎罰等管理制度，對票號員工形成了有效的約束作用；管理制度和經營體制方面，主要通過對票號各類號規進行分類研究，分別從管理制度和經營體制兩類內容來著手，總結票號管理制度的健全和經營體制的靈活對票號業務發展所起到的重要作用；企業文化理念方面，分別從員工教育和儒商融會兩方面進行研究，總結票號對員工道德教育的重視給票號帶來的良好企業風尚以及儒商融會理念使票號在經營方面更加成熟穩健、注重企業長遠利益。
  3. In this paper we have done two work, one is we, in the dressed states representation, reveal that the constructive interference of atomic coherence on absorption leads to electromagnetically induced absorption, which is in sharp contrast to the case in which destructive interference of atomic coherence gives rise to electromagnetically induced transparency and the other is we reveal that coupling field linewidth inhibits electromagnetically induced absorption, by employing a four - level system in which three transitions are in n configuration and the middle transition serves as a probe transition

    本文主要做了兩方面的工作：一是在修飾態表象中揭示修飾態原子相干對吸收的相長干涉產生電磁誘導吸收，這與修飾態原子相干對吸收的相消干涉導致電磁誘導透明的情形形成鮮明的對照。二是在裸態中，引入耦合場的線寬，從而發現耦合場的線寬抑制電磁誘導吸收。首先研究電磁誘導吸收。
  4. We analyze the influences of the perturbed energy - level space and superposion, laser power and intermediate level offset on quantum interference. experimentally, in the sodium dimmer rhomb - type four - level system with a pair of perturbed levels, the interference enhancement of two - photon absorption caused by coherent superposition of the perturbed levels is experimentally observed

    分析了微擾能級的間隔和疊加程度、激光功率以及中間能級的失諧對量子干涉效應的影響，實驗上觀察了包含有一對微擾疊加中間能級的菱形四能級系統中的雙光子激發現象，發現微擾能級的相干疊加可增強雙光子吸收。
  5. Abstract : we have studied theoretically a beat effect in a four - level system due to fifth - order optical polarization, and considered the cases that the pump beams have either narrowband or broadband linewidth. we have found that the accuracy for the energy - level splitting measurement is determined by the homogeneous linewidths of the optical transitions. that is to say, this technique can achieve doppler - free precision in the measurement of the energy level splitting between two excited states which are dipolar forbidden from the ground state

    文摘:研究了四能級系統中基於五階極化的拍頻效應，考慮了抽運光束為窄帶線寬或寬帶線寬的情形.發現其對能級分裂的測量精度決定於光學躍遷的均勻增寬.也就是說，這種技術在測量與基態是偶極禁戒躍遷的兩激發態之間的能級分裂時，可得到消除多普勒增寬的精度
  6. Atomic coherence effects in four - level system

    四能級系統中的原子相干效應
  7. Evolution properties of the field entropy in the system of the su coherent states field interacting with a four - level atom

    雙模光場與級聯三能級原子相互作用系統中熵的演化
  8. This four - level - n - configuration atomic system is easily accessible, what ' s more, it has testified in the experiment

    這種n型結構的原子系統很容易實現，而且在實驗上已經得到證實。
  9. Compared with three - level atomic system, the atomic coherence effects in four - level can lead to eit and eia, which depend on the intensity of control light and the relaxation of the fourth level

    與三能級原子系統相比，四能級原子相干效應即可導致電磁感應透明的產生，也可產生電磁感應吸收現象，取決于控制光的強度和第四個能級衰變率的大小。
  10. The atomic coherences in four and three level systems are discussed in this thesis : 1 ) atomic coherence effects in four - level n - type atomic system are discussed

    為此，我們對此做了一系列深入研究，本文的主體內容有二：第一，研究了n型四能級原子系統中的原子相干效應。
  11. Next we consider the effect of the coupling field linewidth to electromagnetically induced absorption, by employing a four - level system in which three transitions are in n configuration and the middle transition serves as a probe transition, we find that coupling field linewidth inhibits electromagnetically induced absorption

    碩士學位論文master 』 st } iesis其次，本文研究在裸態下，考慮禍合場線寬對原子相干的作用，進一步揭示了禍合場線寬抑制電磁誘導吸收。這與禍合場線寬增強eit的吸收形成鮮明的對比。
  12. First, we study electromagnetically induced absorption. this significant feature of the system model is that a four - level system in which three - dipole transitions are in n configuration in this system, the middle transition serves as a probe transition and two other transitions serve as couple transitions

    系統的模型特徵是：三個電偶極躍遷構成n型鏈的四能級系統，其中，中間躍遷為探測躍遷，兩邊的躍遷為耦合躍遷。
  13. Chapter six gives a four - level underlay structure for the virtual reality - based simulation of the seaport container logistics system. the virtual reality - based modeling software multigen creator, and the simulation software vega are introduced in detail. with the presentation of chapter five and chapter six, chapter seven shows the establishing of object - oriented model of the 3d geometry and vision scene in the seaport container logistics system

    第六章給出了基於虛擬現實的港口集裝箱物流系統模擬的4層邏輯支撐結構，並在明確各硬體、軟體環境及其相互關系的基礎上，進一步介紹了視體對象建模工具multigencreator的建模功能，對其所建立的openfllsht格式模型數據庫的層次結構進行了深入分析，同時介紹了模擬平臺vega的軟體組成。
  14. In the thesis, firstly, we report the setting up of our laser diode injection locking system. secondly, we analyzed the transient optical nonlinear response in four - level atomic medium induced by quantum interference effect

    本文主要介紹半導體激光器注入鎖定系統的研製以及四能級原子量子相干過程中瞬態非線性光學響應的分析。
  15. Based on the rate - equation theory of four - level system, the expressions of threshold pump power, output power and slope efficiency are given. the influence of space distribution of pump light ( the position of focusing point, dimension of pumping light and divergence angle ) to the output characteristics are also discussed. then, by investigating the effects of thermal effect of laser crystal on the size of laser cavity mode, we obtain the mode - matching principle of high power laser diode end - pumped solid - state lasers

    其中，在泵浦光的空間分佈變量中我們分別考慮了泵浦光聚焦后的腰斑大小、聚焦腰斑在增益介質中的位置以及泵浦光在介質中發散角的影響；然後我們研究了在高泵浦功率下激光晶體因吸收泵浦光而產生的熱效應所導致的熱透鏡效應以及熱致衍射損耗，通過分析它們對振蕩激光腔模尺寸的影響，得到了高功率半導體激光二極體端面泵浦固體激光器模式匹配的要求，為高功率連續單頻nd ： yvo _ 4激光器的優化設計提供了理論依據。
  16. The main achievements of this thesis are as following : combining training system with core competence and key performance of managers for achieving corporation strategy in multinational company, making trainging become a effective approach to enhance managers ’ core competence in the multinational company. core competence and key performance of managers for achieving corporation strategy in multinational company. building comprehensive measure to transform taining achievements. improve on kirkpatrick four level evaluation model for taining achievements

    研究主要成果是:致力於跨國公司管理者勝任素質與培訓體系的有效結合，建立基於勝任素質的管理者培訓開發體系，使培訓真正成為提升管理有效性的手段。提出跨國公司管理者勝任素質及其關鍵行為。制定全方位的培訓成果轉化措施。
  17. In the second chapter, the operating principle of solid - state laser is analyzed. based on the model of four - level system, the interacting theory between laser field and laser crystal is studied by the rate equation theory, then the characters, such as threshold power, output power, slope efficiency etc., of solid - state laser are deduced

    第二章分析了固體激光器的工作原理，以四能級系統為模型，應用速率方程理論研究了激光場與激光晶體之間相互作用理論，導出了固體激光器的閾值功率、輸出功率和斜效率等特性。
  18. The second one is the pattern of shanghai. the distinctiveness of shanghai is the system of city management : " two - level government, three - level management, four - level network "

    二是上海經驗，其最大的特點是「兩級政府、三級管理、四級網路」的城市管理體制。
  19. Firstly according to the reality, i analyzed the existing problems in the motivation to the knowledge workers in our enterprises as well as the challenges to the traditional theories and methods. secondly i demonstrated the characteristics of needs of the knowledge workers in our enterprises through the result of the investigation to the reality. thirdly i explored the psychological features and the stimulus of action of the knowledge workers and established a four - level motivation system to the knowledge workers on the basis of the theory of organization behavior

    首先根據對現狀的觀察，分析我國企業在知識型員工激勵中存在的問題以及知識型員工激勵對傳統激勵理論和方法提出的挑戰；然後通過實證調查的結果，分析我國企業知識型員工的需求特徵；進而探討知識型員工的心理特點和行為動力，並在組織行為學理論的基礎上構建了知識型員工的四層次激勵體系；最後通過海爾成功的激勵模式，對我國企業知識型員工的激勵策略進行了研究。
  20. The project culture of the construction enterprise can divide into four level, in proper order the material culture, the behavior culture, the system culture and the spirit culture. the material culture is the appearance project culture to the behavior culture, the system culture and the spirit culture

    項目文化可以在項目管理過程中統一認識、探尋項目管理起源和形成、展現項目管理的豐富內涵和特徵，並且有利於引入國外的、可供我國借鑒的建築管理先進經驗在中國的運用和發展，建設符合中國國情的、具有中國特色的建築企業項目文化。
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